PRESS WEATHER NO. 002 - 9-DAY WEATHER FORECAST
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9-DAY WEATHER FORECAST
9-DAY WEATHER FORECAST
GENERAL SITUATION:
AN ANTICYCLONE ALOFT WILL BRING VERY HOT WEATHER TO
SOUTHEASTERN CHINA TODAY. THE TROPICAL CYCLONE NEAR LUZON
WILL MOVE NORTHWESTWARDS ACROSS THE NORTHEASTERN PART OF
THE SOUTH CHINA SEA, INTENSIFY GRADUALLY, AND MOVE IN THE
GENERAL DIRECTION OF THE COAST OF EASTERN GUANGDONG TODAY
AND TOMORROW. UNDER THE INFLUENCE OF THE NORTHEAST MONSOON,
THE TROPICAL CYCLONE WILL THEN TURN WESTWARDS, MOVING
CLOSER TO THE VICINITY OF THE PEARL RIVER ESTUARY. HOWEVER,
THERE ARE UNCERTAINTIES IN ITS LANDFALL POSITION AND
INTENSITY. THE WEATHER WILL BECOME UNSETTLED OVER THE
REGION TOMORROW AND OVER THE WEEKEND. IT WILL BE WINDY WITH
SQUALLY SHOWERS AND THUNDERSTORMS. WITH THE TROPICAL
CYCLONE DEPARTING, THE WEATHER OVER GUANGDONG WILL IMPROVE
BRIEFLY EARLY NEXT WEEK. BESIDES, ANOTHER TROPICAL CYCLONE
IS EXPECTED TO FORM OVER THE WESTERN NORTH PACIFIC TO THE
EAST OF THE PHILIPPINES. IT WILL INTENSIFY SIGNIFICANTLY,
AND ENTER THE NORTHERN PART OF THE SOUTH CHINA SEA, EDGING
CLOSER TO THE COAST OF SOUTHERN CHINA EARLY NEXT WEEK.
UNDER THE INFLUENCE OF ITS BROAD CIRCULATION, THE WEATHER
OVER THE REGION WILL DETERIORATE SIGNIFICANTLY WITH WINDS
STRENGTHENING AGAIN MIDWEEK NEXT WEEK. THERE WILL BE HEAVY
SQUALLY SHOWERS AND THUNDERSTORMS. SEAS WILL BE ROUGH WITH
SWELLS.
DATE/MONTH 18/9 (THURSDAY)
WIND: EAST TO NORTHEAST FORCE 3 TO 4.
WEATHER: SUNNY PERIODS AND A FEW SHOWERS. VERY HOT DURING
THE DAY. ISOLATED THUNDERSTORMS LATER.
TEMP RANGE: 28 - 34 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
DATE/MONTH 19/9 (FRIDAY)
WIND: NORTH TO NORTHWEST FORCE 4, FORCE 5 LATER,
OCCASIONALLY FORCE 6 OFFSHORE AND ON HIGH GROUND.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND
THUNDERSTORMS. SUNNY INTERVALS AT FIRST. SHOWERS WILL
INCREASE LATER.
TEMP RANGE: 27 - 32 C
R.H. RANGE: 65 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DATE/MONTH 20/9 (SATURDAY)
WIND: WEST TO SOUTHWEST FORCE 5, OCCASIONALLY FORCE 6.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SQUALLY SHOWERS AND
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES. THERE WILL
BE SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 21/9 (SUNDAY)
WIND: SOUTH TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6
OFFSHORE AND ON HIGH GROUND AT FIRST.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND SQUALLY
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES AT FIRST.
THERE WILL BE SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DATE/MONTH 22/9 (MONDAY)
WIND: EAST TO NORTHEAST FORCE 3 TO 4.
WEATHER: SUNNY PERIODS AND A FEW SHOWERS. VERY HOT DURING
THE DAY.
TEMP RANGE: 27 - 34 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
DATE/MONTH 23/9 (TUESDAY)
WIND: NORTH FORCE 4 TO 5, OCCASIONALLY FORCE 6 OFFSHORE AND
ON HIGH GROUND LATER.
WEATHER: SUNNY PERIODS AND ONE OR TWO SHOWERS. VERY HOT
DURING THE DAY. MORE SHOWERS WITH SQUALLY THUNDERSTORMS
LATER. THERE WILL BE SWELLS.
TEMP RANGE: 27 - 33 C
R.H. RANGE: 65 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
DATE/MONTH 24/9 (WEDNESDAY)
WIND: EAST TO NORTHEAST FORCE 6, UP TO FORCE 8 OFFSHORE AND
ON HIGH GROUND.
WEATHER: CLOUDY TO OVERCAST WITH SQUALLY SHOWERS AND
THUNDERSTORMS. SHOWERS WILL BE HEAVY AT TIMES. SEAS WILL BE
ROUGH WITH SWELLS.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 80 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 25/9 (THURSDAY)
WIND: EAST TO SOUTHEAST FORCE 5 TO 6, FORCE 7 OFFSHORE AND
ON HIGH GROUND AT FIRST.
WEATHER: CLOUDY WITH SQUALLY SHOWERS AND THUNDERSTORMS.
SHOWERS WILL BE HEAVIER AT FIRST. SEAS WILL BE ROUGH WITH
SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 26/9 (FRIDAY)
WIND: EAST FORCE 4 TO 5.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND A FEW
THUNDERSTORMS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DISPATCHED BY HONG KONG OBSERVATORY AT 00:01 HKT ON 18.09.2025
9-DAY WEATHER FORECAST
GENERAL SITUATION:
AN ANTICYCLONE ALOFT WILL BRING VERY HOT WEATHER TO
SOUTHEASTERN CHINA TODAY. THE TROPICAL CYCLONE NEAR LUZON
WILL MOVE NORTHWESTWARDS ACROSS THE NORTHEASTERN PART OF
THE SOUTH CHINA SEA, INTENSIFY GRADUALLY, AND MOVE IN THE
GENERAL DIRECTION OF THE COAST OF EASTERN GUANGDONG TODAY
AND TOMORROW. UNDER THE INFLUENCE OF THE NORTHEAST MONSOON,
THE TROPICAL CYCLONE WILL THEN TURN WESTWARDS, MOVING
CLOSER TO THE VICINITY OF THE PEARL RIVER ESTUARY. HOWEVER,
THERE ARE UNCERTAINTIES IN ITS LANDFALL POSITION AND
INTENSITY. THE WEATHER WILL BECOME UNSETTLED OVER THE
REGION TOMORROW AND OVER THE WEEKEND. IT WILL BE WINDY WITH
SQUALLY SHOWERS AND THUNDERSTORMS. WITH THE TROPICAL
CYCLONE DEPARTING, THE WEATHER OVER GUANGDONG WILL IMPROVE
BRIEFLY EARLY NEXT WEEK. BESIDES, ANOTHER TROPICAL CYCLONE
IS EXPECTED TO FORM OVER THE WESTERN NORTH PACIFIC TO THE
EAST OF THE PHILIPPINES. IT WILL INTENSIFY SIGNIFICANTLY,
AND ENTER THE NORTHERN PART OF THE SOUTH CHINA SEA, EDGING
CLOSER TO THE COAST OF SOUTHERN CHINA EARLY NEXT WEEK.
UNDER THE INFLUENCE OF ITS BROAD CIRCULATION, THE WEATHER
OVER THE REGION WILL DETERIORATE SIGNIFICANTLY WITH WINDS
STRENGTHENING AGAIN MIDWEEK NEXT WEEK. THERE WILL BE HEAVY
SQUALLY SHOWERS AND THUNDERSTORMS. SEAS WILL BE ROUGH WITH
SWELLS.
DATE/MONTH 18/9 (THURSDAY)
WIND: EAST TO NORTHEAST FORCE 3 TO 4.
WEATHER: SUNNY PERIODS AND A FEW SHOWERS. VERY HOT DURING
THE DAY. ISOLATED THUNDERSTORMS LATER.
TEMP RANGE: 28 - 34 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
DATE/MONTH 19/9 (FRIDAY)
WIND: NORTH TO NORTHWEST FORCE 4, FORCE 5 LATER,
OCCASIONALLY FORCE 6 OFFSHORE AND ON HIGH GROUND.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND
THUNDERSTORMS. SUNNY INTERVALS AT FIRST. SHOWERS WILL
INCREASE LATER.
TEMP RANGE: 27 - 32 C
R.H. RANGE: 65 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DATE/MONTH 20/9 (SATURDAY)
WIND: WEST TO SOUTHWEST FORCE 5, OCCASIONALLY FORCE 6.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SQUALLY SHOWERS AND
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES. THERE WILL
BE SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 21/9 (SUNDAY)
WIND: SOUTH TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6
OFFSHORE AND ON HIGH GROUND AT FIRST.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND SQUALLY
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES AT FIRST.
THERE WILL BE SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DATE/MONTH 22/9 (MONDAY)
WIND: EAST TO NORTHEAST FORCE 3 TO 4.
WEATHER: SUNNY PERIODS AND A FEW SHOWERS. VERY HOT DURING
THE DAY.
TEMP RANGE: 27 - 34 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
DATE/MONTH 23/9 (TUESDAY)
WIND: NORTH FORCE 4 TO 5, OCCASIONALLY FORCE 6 OFFSHORE AND
ON HIGH GROUND LATER.
WEATHER: SUNNY PERIODS AND ONE OR TWO SHOWERS. VERY HOT
DURING THE DAY. MORE SHOWERS WITH SQUALLY THUNDERSTORMS
LATER. THERE WILL BE SWELLS.
TEMP RANGE: 27 - 33 C
R.H. RANGE: 65 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
DATE/MONTH 24/9 (WEDNESDAY)
WIND: EAST TO NORTHEAST FORCE 6, UP TO FORCE 8 OFFSHORE AND
ON HIGH GROUND.
WEATHER: CLOUDY TO OVERCAST WITH SQUALLY SHOWERS AND
THUNDERSTORMS. SHOWERS WILL BE HEAVY AT TIMES. SEAS WILL BE
ROUGH WITH SWELLS.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 80 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 25/9 (THURSDAY)
WIND: EAST TO SOUTHEAST FORCE 5 TO 6, FORCE 7 OFFSHORE AND
ON HIGH GROUND AT FIRST.
WEATHER: CLOUDY WITH SQUALLY SHOWERS AND THUNDERSTORMS.
SHOWERS WILL BE HEAVIER AT FIRST. SEAS WILL BE ROUGH WITH
SWELLS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
DATE/MONTH 26/9 (FRIDAY)
WIND: EAST FORCE 4 TO 5.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND A FEW
THUNDERSTORMS.
TEMP RANGE: 26 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
DISPATCHED BY HONG KONG OBSERVATORY AT 00:01 HKT ON 18.09.2025